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Temporalis Muscle – Attachments, Actions & Innervation

image descriptionTemporalis Muscle

Temporalis Muscle attached to the skull with other mastication muscles
Temporalis Muscle attached to the skull with other mastication muscles
Temporalis Muscle attached to the skull with other mastication muscles
Temporalis Muscle attached to the skull alone
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image descriptionAttachments of Temporalis Muscle: Origin & Insertion

Origin: (proximal attachments):
Temporal lines, temporal fossa, and temporal fascia.

Insertion: (distal attachments):
Tip and medial surface of coronoid process of mandible.

Temporalis Muscle attached to the skull with other mastication muscles
Temporalis Muscle attached to the skull alone
Temporalis Muscle - Origin and Insertion
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Actions of Temporalis Muscle on the mandible:

image descriptionElevates and retracts mandible at temporomandibular joint to close jaw.

Mandible elevation (1)
Mandible elevation (1)
Mandible elevation (3)
Mandible elevation (4)
Mandible elevation (5)
Mandible elevation (1)

Nerve to Muscle and its Spinal Segment:

Mandibular branch of trigemminal nerve (V).

Overview:

Temporalis Muscle - Test yourself
Temporalis Muscle - Test yourself 1
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Temporalis Muscle - Test yourself 3
Temporalis Muscle - Test yourself 4
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Temporalis Muscle - Test yourself 7
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Test yourself while observing the Temporalis Muscle
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